Results 11 to 20 of about 1,012 (137)

Multibody dynamics modeling of electromagnetic direct-drive vehicle robot driver

open access: yesInternational Journal of Advanced Robotic Systems, 2017
Collaborative dynamics modeling of flexible multibody and rigid multibody for an electromagnetic direct-drive vehicle robot driver is proposed in the article. First, spatial dynamic equations of the direct-drive vehicle robot driver are obtained based on
Gang Chen, Weigong Zhang, Bing Yu
doaj   +1 more source

N ordsieck form of multirate integration method for flexible multibody dynamic analysis

open access: yesComputer Assisted Methods in Engineering and Science, 2023
A Nordsieck form of multirate integration scheme has been proposed for flexible multibody dynamic systems of which motions are represented by large gross motion coupled with small vibration.
Sung-Soo K Kim
doaj  

Advanced modelling of flexible multibody systems using virtual bodies

open access: yesComputer Assisted Methods in Engineering and Science, 2023
When new formulations for the description of flexible multibody systems are proposed, often they imply the use of new sets of generalized coordinates, even if the finite element method is used to describe the system flexibility.
João Gonçalves, Jorge Ambrósio
doaj  

Dynamics Study of Straddle-Type Monorail Vehicle With Single-Axle Bogies-Based Full-Scale Rigid-Flexible Coupling Dynamic Model

open access: yesIEEE Access, 2019
The longitudinal drawbar and the lateral stabilizer bar of straddle-type monorail vehicle with the single-axle bogies have relatively long structure size. The multibar system leads to deformation during the driving process due to impact loads, even leads
Junchao Zhou   +3 more
doaj   +1 more source

A derivative-free algorithm for nonlinear equations and its applications in multibody dynamics

open access: yesJournal of Algorithms & Computational Technology, 2018
Local floating coordinate system is used to represent the deployment motion of each rigid and flexible body of multibody system dynamics. Normal substructure modes are employed to describe the flexibility of a flexible body.
Di Tang   +5 more
doaj   +1 more source

Dynamics Modeling and Autonomous Landing for Flexible Parafoil-Vehicle Multibody System

open access: yesIEEE Access, 2023
In this paper, the autonomous landing of the parafoil used for aerial vehicles is investigated through the numerical approach. The coupled parafoil-vehicle dynamics model is developed based on the multibody method.
Luqi Yan   +3 more
doaj   +1 more source

Criteria of benchmark selection for efficient flexible multibody system formalisms [PDF]

open access: yesApplied and Computational Mechanics, 2007
The paper deals with the selection process of benchmarks for testing and comparing efficient flexible multibody formalisms. The existing benchmarks are briefly summarized. The purposes for benchmark selection are investigated. The result of this analysis
Valášek M., Šika Z., Vampola T.
doaj  

MBD analysis of flexible multibody system with mass loss

open access: yesNihon Kikai Gakkai ronbunshu, 2016
In this paper, we propose a formulation method for flexible multi-body systems with mass loss. The method derives the equation of motion using the velocity transformation method, in consideration of the shift of center-of-mass.
Kanjuro MAKIHARA   +2 more
doaj   +1 more source

An efficient and modular modeling for launch dynamics of tubed rockets on a moving launcher

open access: yesDefence Technology, 2021
This paper develops a modular modeling and efficient formulation of launch dynamics with marching fire (LDMF) using a mixed formulation of the transfer matrix method for multibody systems (MSTMM) and Newton-Euler formulation.
Qin-bo Zhou   +3 more
doaj   +1 more source

Comparative Study of Rigid and Flexible Multibody Dynamics in a 3D-Printed Two-Link Robotic Mechanism

open access: yesEngineering Proceedings
The use of 3D printing in robotics enables lightweight, customized, and geometrically complex structures, but the resulting structural compliance challenges accurate dynamic prediction.
Hassan Ali   +2 more
doaj   +1 more source

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